Ergo, as in ergonomic, is a perfect description for how you’ll feel about the Castelli Ergo Cycling Tight for men. A winter riding classic, featuring Thermoflex fabric with Castelli’s legendary fit and acclaimed KISS3 seat pad. You’ll look forward to laying down the base for next season or just enjoying some sunny winter days on the bike. Important seams are double stitched and Castelli’s reflective tape over YKK® camlock zipper at the ankle are important features designed by riders for riders.